Kicking off this week’s must-have apps roundup is a fantastic text editor called Drafts, which has quickly become my favorite on iOS. We’ve also included a great alternative music app called Ecoute; the latest Facebook app, which has been rewritten from the ground up; and a third-party web browser that prides itself on being super speedy.

Kicking off this week’s must-have apps roundup is a brand new update to Instagram — the world’s most popular photo sharing service — that introduces an improved user interface and new features. We’ve also got a new Food Network app that every foodie should have, the official WWE app for wrestling fans, and a great educational app for the iPad that promises to teach your little ones how to write capital letters quickly and efficiently.

Kicking off this week’s must-have apps roundup is a brand new Twitter client called Slices, which claims to be the world’s first Twitter app that allows you to break your timeline into individual streams, follow live events, browse Twitter by category, and more. We also have a “magical” app called Cardiio that accurately monitors your heart rate simply by looking at your face; the best blogging app for iPad yet called Pages; and more.

Kicking off this week’s must-have apps roundup is a stunning new weather app called Solar, which boasts a simple, intuitive user interface and a no frills approach that doesn’t suffocate you with information you’re not interested in. There’s also a great new drawing and animation app from Disney that you and your kids will love; a great new photography app that adds bokeh light effects to your photos; and updates to Google Earth and Yelp.

Kicking off this week’s must-have apps list is a new to-do app called Checkmark, which is being labeled the reminders app Apple should have made. There’s also a great new video sharing service called Vyclone, a unique clock app, and more.

Bongo’s Simpsons Comics make their debut on iOS, NASA teaches us about spacecraft, Apple lets us manage our torrent downloads, and more.

Kicking off this week’s must-have apps roundup is an incredible word processor called UX Write, which makes working with large, complex documents on the go a breeze. You’ll also find Simpsons Comics, the latest app from comiXology that brings Bongo’s Simpsons library to iOS; a wonderful app from NASA that allows you to get up close and personal with the spacecraft used to explore our solar system, and more.

Despite months of speculation, many doubted Google would ever bring its terrific Chrome browser to iOS. But the search giant has put an end to the rumors by finally releasing it, and it’s kicking off this week’s must-have apps roundup. We also have a new weather app for those who like to keep it simple, arguably the best Google Analytics client for iOS, and more.

MacPhun's Color Splash Studio is finally on iOS, and it's leading this week's must-have apps roundup.

Heading up this week’s must-have apps roundup is Color Splash Studio, a terrific photo manipulation tool originally built for Mac OS X, which has finally made the leap from MacApp Store to iPhone. We also have a great music video mixing tool from Algoriddim, the guys behind Djay; a camera app that’s perfect for your kids, and more.

Kicking off this week’s must-have apps roundup is a beautifully simple timer app for the iPhone that could mean you never need to set timers manually again. There’s also a terrific app for beaming your photographs to almost any display — without additional hardware or software. Plus lots more.

This week's roundup features new apps from Yahoo!, Facebook, Google, and more.

Kicking off this week’s must-have apps roundup is a new web browser from Yahoo! called Axis, which hopes to redefine web searching on desktops and iOS devices. We’ve also got a terrific app for web editors, one that’ll help you monitor which apps are accessing your personal data, and two new apps from Facebook.